Home / 83,518.74-125,305.61-55,548.83

Finding the Fourth Proportional to 83,518.74, 125,305.61 and 55,548.83

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Solution

The fourth proportional to 83,518.74, 125,305.61 and 55,548.83 is: 83,341.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,518.74 : 125,305.61 = 55,548.83 : x
  2. Step 2: Convert to fraction form
    83,518.74/125,305.61 = 55,548.83/x
  3. Step 3: Cross multiply
    83,518.74x = 125,305.61 × 55,548.83
  4. Step 4: Simplify right side
    83,518.74x = 6,960,580,027.94
  5. Step 5: Solve for x
    x = 6,960,580,027.94/83,518.74
  6. Step 6: Final answer
    x = 83,341.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.